Mersen Amp-Trap Fast Acting Fuse, Current Limiting Low Voltage, Series: A6T, Indicating/Non-Indicating: Non-Indicating, Rejection/Non-Rejection: Non-Rejection, 40 A, 600 V AC/300 V DC, 100/200 kA Interrupt, Class: T, Ferrule Terminal, Clip Mount, Cylindrical Body, Single Element, Fiber, 0.81 in Dia x 1.57 in L Body Size